Participants wait for the start of the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants wait for the start of the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants wait for the start of the Santa Claus or 'Papa... Photo-5602468.76154 - seattlepi.com

Image 3 of 63

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

A participant runs with his dog along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

A participant runs with his dog along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as ... more

Photo: Pablo Blazquez Dominguez, Getty Images

A participant runs with his dog along Castellana Street during the... Photo-5602454.76154 - seattlepi.com

Image 12 of 63

Participants wait for the start of the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants wait for the start of the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants wait for the start of the Santa Claus or 'Papa... Photo-5602455.76154 - seattlepi.com

Image 13 of 63

Miley Cyrus backstage at Z100's Jingle Ball 2013, presented by Aeropostale, at Madison Square Garden on December 13, 2013 in New York City.

Miley Cyrus backstage at Z100's Jingle Ball 2013, presented by Aeropostale, at Madison Square Garden on December 13, 2013 in New York City.

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants run along Castellana Street during the Santa Claus or... Photo-5602470.76154 - seattlepi.com

Image 19 of 63

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants run along Castellana Street during the Santa Claus or... Photo-5602471.76154 - seattlepi.com

Image 20 of 63

Participants wait for the start of the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants wait for the start of the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants wait for the start of the Santa Claus or 'Papa... Photo-5602472.76154 - seattlepi.com

Image 21 of 63

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants run along Castellana Street during the Santa Claus... Photo-5602465.76154 - seattlepi.com

Image 22 of 63

A participant walks with her dog along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

A participant walks with her dog along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed ... more

Photo: Pablo Blazquez Dominguez, Getty Images

A participant walks with her dog along Castellana Street during the... Photo-5602469.76154 - seattlepi.com

Image 23 of 63

Miley Cyrus (L) poses backstage at Z100's Jingle Ball 2013, presented by Aeropostale, at Madison Square Garden on December 13, 2013 in New York City.

Miley Cyrus (L) poses backstage at Z100's Jingle Ball 2013, presented by Aeropostale, at Madison Square Garden on December 13, 2013 in New York City.

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants run along Castellana Street during the Santa Claus or... Photo-5602456.76154 - seattlepi.com

Image 26 of 63

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Participants warm up before the start of the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants warm up before the start of the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants warm up before the start of the Santa Claus or... Photo-5602473.76154 - seattlepi.com

Image 55 of 63

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants run along Castellana Street during the Santa Claus or... Photo-5602463.76154 - seattlepi.com

Image 56 of 63

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organizers. less

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants run along Castellana Street during the Santa Claus or... Photo-5602466.76154 - seattlepi.com

Image 57 of 63

A participant runs with her dog along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organisizers. less

A participant runs with her dog along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as ... more

Photo: Pablo Blazquez Dominguez, Getty Images

A participant runs with her dog along Castellana Street during the... Photo-5602459.76154 - seattlepi.com

Image 58 of 63

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned out to take part in the 5.5 kilometer race to kick off Madrid's Christmas festivities. One Euro per participant will be donated to a charity that distributes presents to deprived children around the world by the event's organisizers. less

Participants run along Castellana Street during the Santa Claus or 'Papa Noel' race on December 14, 2013 in Madrid, Spain. An estimated 6,000 adults dressed as Santa Claus and children dressed as elves turned ... more

Photo: Pablo Blazquez Dominguez, Getty Images

Participants run along Castellana Street during the Santa Claus or... Photo-5602460.76154 - seattlepi.com

Image 59 of 63

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports athletic programs in Boston schools, on December 14, 2013 in Boston, Massachusetts. less

Around seven hundred runners brave the 8 degrees C (17 degrees Fahrenheit) Boston weather to participate in the annual Boston Santa Speedo Run to raise money for the Play Ball Foundation, which supports ... more